coneflower

From Longman Dictionary of Contemporary Englishconeflowercone‧flow‧er /ˈkəʊnˌflaʊə $ ˈkoʊnˌflaʊər/ noun [countable, uncountable]a wildpurple or white flower commonly found in the US. It is often used as a herb or as a medicine. syn echinacea